What Is a Certificate of Deposit (CD)? 2026 Guide

A certificate of deposit (CD) is a type of savings account that pays a fixed interest rate in exchange for leaving your money on deposit for a set period — typically ranging from a few months to five or more years. CDs are federally insured and offer guaranteed returns, making them a predictable and safe option for money you will not need until the term ends.

How CDs Work

When you open a CD, you agree to deposit a specific amount for a specific term. The bank or credit union pays you a fixed interest rate for the duration of the term. At maturity, you receive your original deposit plus the earned interest. If you withdraw the money before the term ends, you typically pay an early withdrawal penalty — usually several months of interest, depending on the term length.

CDs earn compound interest, typically compounded daily or monthly. Most CDs pay at maturity, though some longer-term CDs pay interest monthly or annually.

CD Terms and Rates

Common CD terms range from 3 months to 5 years, though some banks offer terms as short as 1 month or as long as 10 years. Generally, longer terms offer higher rates — though in some rate environments, shorter-term CDs may pay more if the yield curve is inverted.

Online banks and credit unions consistently offer higher CD rates than traditional brick-and-mortar banks. In 2026, competitive CD rates at online institutions can be significantly higher than what major national banks offer, so it pays to shop around.

Types of CDs

Traditional CD

A fixed term and fixed rate. The most common type. Best for money you are confident you will not need before the term ends.

No-Penalty CD

Allows early withdrawal without paying a penalty, typically after a minimum holding period of six or seven days. Rates are usually slightly lower than traditional CDs of the same term, but the flexibility can be valuable if you are uncertain about when you will need the funds.

High-Yield CD

Offered by online banks and credit unions with rates substantially above the national average. These are traditional CDs with early withdrawal penalties — the differentiator is the rate.

Bump-Up CD

Allows you to request a rate increase once during the term if the bank raises its rates. Useful if you are opening a long-term CD in a rising rate environment but want some protection if rates go higher.

Jumbo CD

Requires a minimum deposit — typically $100,000 — and may offer a slightly higher rate. For most investors, high-yield CDs at online banks offer comparable or better rates without the large minimum.

CD Laddering Strategy

A CD ladder divides your money across multiple CDs with staggered maturity dates. Instead of putting $20,000 into a single 5-year CD, you put $4,000 each into 1-year, 2-year, 3-year, 4-year, and 5-year CDs. Each year, one CD matures and you reinvest at the current rate. This gives you regular access to cash without locking everything up long-term, while still capturing higher rates on longer terms.

Early Withdrawal Penalties

Penalties vary by institution and term. Common structures: 3 months of interest for terms under 1 year; 6 months for 1- to 2-year CDs; 12 months for CDs of 3 to 5 years; and 18 months for longer terms. Before opening a CD, understand the penalty — it affects your effective return if there is any chance you might need the money early.

Are CDs Right for You?

CDs work best for money with a defined future purpose — a down payment in two years, a vacation fund, a tax payment — where you know you will not need the money before the term ends. For your emergency fund, a high-yield savings account provides better liquidity. For long-term wealth building, a diversified portfolio of stocks and bonds will likely outperform CDs over time.

Bottom Line

CDs offer guaranteed, federally insured returns at a predictable rate — with the tradeoff being that your money is tied up for the term. They are most useful for near-term savings goals and for conservative investors who want safety and certainty over growth potential. Always compare CD rates at online banks and credit unions before opening one, and consider a CD ladder if you want flexibility without sacrificing too much yield.